SDR FDEA201804181049

Service difficulty report · Spar Cap · Doug MD11F

Difficulty date: April 18, 2018
Submitted: April 19, 2018
Operation: Air carrier
Aircraft: N595FE
Make and model: Doug MD11F
Aircraft serial: 48553
Aircraft time: 82,815 hours, 16,600 cycles
System (JASC): 5531 · Vertical Stabilizer, Spar/Rib
Part: Spar Cap
Condition: Cracked
Location: Vertical Stab
Stage of operation: IN
How discovered: E
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING HFEC INSPECTION ON THE NR 4 BANJO FITTING OF THE LOWER VERTICAL STABILIZER, THE LT REAR SPAR CAP FWD FLANGE AT THE UPPER SECTION, VSS 2164, FOUND ONE CRACK ALONG THE RADIUS AT THE LOWEST TWO FASTENER. APPROX 2.244 INCHES IN LENGTH.

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